| Reader's Clinic - Screen Width |
| Screen Grabber |
| Reader's Clinic - Slow Multivalued Screen Display |
| Utility Diskette # 4 |
| File Variables |
| Argument passing - Subroutines and Functions - Mike Pope |
| RevTech Replies - Mike Pope (RevTech UK Ltd) |
| Symbol Table Structure |
| Playing with Scan Codes |
| QTIPS - Compiling Protection Code |
| QTIPS - Invalid Code and Command |
| QTIPS - Code/Command Help |
| Compiling 64K on a Shoestring by Blaise Wrenn (LexStat Systems Ltd) |
| Reader's Clinic - Functions and Subroutines |
| Argument passing - Subroutines and Functions - Mike Pope |
| Reader's Clinic - Functions and Subroutines |
| Reader's Letters - Jim Owen |
| Playing with Scan Codes |
| Argument passing - Subroutines and Functions - Mike Pope |
RevMedia FKB
| Document | V3I10A22 |
| Title | Uncommon Knowledge - WC_Vprev% |
| Keywords | WINDOW_COMMON% WC_VPREV% VSPACE VIDEO.RW |
| Text | The Vspace image for the screen as it was before the window was invoked Note that although this is nearly identical to a Video Rw image variable it cannot be used without some pre processing as each VSPACE image contains a 25 byte header block If it is desired to redisplay the background USING the VPrev variable one would use a section of code similar to the following Subroutine Display_VPrev $Insert Include Window_Common% Declare Function Video Rw CrtW = Seq(WC_VPrev%[3 1] 1 CrtH = Seq(WC_VPrev%[5 1]) 1 Img = WC_Prev%[26 10000] OK = Video Rw(0 0 CrtW CrtH "W" Img) Return (Volume 3 Issue 10 Page 14) |
Page last modified: 08/02/03